If instead of using custom comments, you've been sticking with the default and using the scripts that
disprove wrote to re-style them and get subject lines and text-based icon selectors back, she's updated those to work with Release 89. More information here on what she's fixed and links for the updated versions.
ETA: Also, the LJ
news post for Release 89 just went up. It... says less than the
lj_releases post does, which is both unsurprising and irritating. Still, one more thing to obsessively stalk for information.
ETA: Also, the LJ